Evolutionary biology is the study of the history of life and the processes that led to its diversity. Based on the principles of adaptation, chance, and history, it seeks to explain all the characteristics of organisms. Do specific choices made by female insects and spiders, when selecting a mate, influence the evolution of male insect and spider genitalia? “There is convincing empirical evidence for postmating sexual selection mechanism of genital evolution, according to research comparing …showed first 75 words of 2193 total…

…showed last 75 words of 2193 total…M. C. B., (1996). Sexual selection for male sacrifice in the Australian redback spider. Science 271:70-71. Eberhard, W. G., Gutierrez, E. E., (1991). Male dimorphisms in beetles and earwigs and the question of developmental constraints. Evolution 45(1):18-28. Watson, P. J., Arnqvist, G., Stallmann, R. R., (1998). Sexual conflict and the energetic costs of mating and mate choice in water striders. The American Naturalist 151(1):46-58. Arnqvist, G., (1998) Comparative evidence for the evolution of genitalia by sexual selection. Nature 393:784-786.